The 20-year-old was a first-team All-American last season as a junior, when he shifted from midfield to the back line.

Farrell was part of a Cardinals defense that allowed an average of just 0.6 goals per game.

He was also tied for third in Louisville scoring, with four goals and nine points.

Farrell played soccer in high school at Atherton.

Connecticut midfielder Carlos Alvarez was taken by Chivas USA with the second pick. From East Los Angeles, Alvarez was with the U.S. Under-20 team in 2008 and Mexico's Under-20 team the following year.